It helps to accurately detect temperature of your mobile device’s battery. Temperature influence changes battery capacity (fast battery discharge) – to low or to high temperature lowers capacity, so do not leave your mobile device in the cold or under hot sun. Use widget for more effective work.
It is a pure simple flashlight that brings light...and nothing more. It uses very very very little energy, 'cause it's just a flashlight. Maybe it is the most simple flashlight that you've ever seen. Genious, isn't it?